(19)
(11) EP 3 381 223 A1

(12)

(43) Date of publication:
03.10.2018 Bulletin 2018/40

(21) Application number: 15908895.4

(22) Date of filing: 18.11.2015
(51) International Patent Classification (IPC): 
H04W 36/00(2009.01)
H04W 36/28(2009.01)
 H04W 28/02(2009.01)
H04W 76/04(2009.01)
(86) International application number:
PCT/SE2015/051239
(87) International publication number:
WO 2017/086845 (26.05.2017 Gazette 2017/21)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(71) Applicant: Telefonaktiebolaget LM Ericsson (PUBL)
164 83 Stockholm (SE)

(72) Inventors:
  • FAN, Rui
    Beijing 100102 (CN)
  • MIAO, Qingyu
    Beijing 100102 (CN)
  • WAGER, Stefan
    FIN-02360 Espoo (FI)
  • YILMAZ, Osman Nuri Can
    FI-02280 Espoo (FI)

(74) Representative: Ericsson 
Patent Development Torshamnsgatan 21-23
164 80 Stockholm
164 80 Stockholm (SE)

   


(54) A WIRELESS COMMUNICATION SYSTEM, A WIRELESS DEVICE, NETWORK NODES, AND METHODS THEREIN, FOR CHANGING MASTER NODE FOR THE WIRELESS DEVICE